Home / 19,490,255,780.20-29,235,383,670.30-4,768,277,198.20

Finding the Fourth Proportional to 19,490,255,780.20, 29,235,383,670.30 and 4,768,277,198.20

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Solution

The fourth proportional to 19,490,255,780.20, 29,235,383,670.30 and 4,768,277,198.20 is: 7,152,415,797.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,490,255,780.20 : 29,235,383,670.30 = 4,768,277,198.20 : x
  2. Step 2: Convert to fraction form
    19,490,255,780.20/29,235,383,670.30 = 4,768,277,198.20/x
  3. Step 3: Cross multiply
    19,490,255,780.20x = 29,235,383,670.30 × 4,768,277,198.20
  4. Step 4: Simplify right side
    19,490,255,780.20x = 139,402,413,335,720,099,840
  5. Step 5: Solve for x
    x = 139,402,413,335,720,099,840/19,490,255,780.20
  6. Step 6: Final answer
    x = 7,152,415,797.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.